Witschi Electronic AG
ChronoProof
®
PRO
page 11
5.4
Starting the tightness test
Push the test chamber down and wait until it locks in place. The test then starts automatically.
During the test, a progress indicator appears (
progress
) and the corresponding segment flashes.
The thermal stability of the watch is checked and pressure 1 is built up
The measurement is carried out with pressure 1
Pressure 2 is built up
The measurement is carried out with pressure 2
The pressure is released and then the test chamber is opened
5.5
Test result
The test is finished. The test chamber opens by about 90° and the result is displayed.
Test passed
Test not passed
